Daybook: February 28

President Obama hosts the swearing-in ceremony for Secretary of the Treasury Jack Lew; Vice President Biden administers the oath of office. 12:30p.m.

Press Briefing by Press Secretary Jay Carney. 12:30 p.m.

First Lady Michelle Obama on second day of her nation-wide tour celebrating the third anniversary of Lets Move! in Clinton, MS; Chicago, IL; Springfield, MO.

House of Representatives

Speaker Boehner holds press briefing. 11:15 a.m.

Senate

Sen. Tom Harkin (D-IA) and Rep. Peter DeFazio (D-OR) will hold a press conference to unveil their proposal to place a small tax on certain trading activities undertaken by banking and financial firms. 11.am.